https://www.bruegel.org/wp-content/uploads/2022/02/PC-02.pdf
http://www.cbr.cam.ac.uk/fileadmin/user_upload/centre-for-business-research/downloads/special-reports/specialreport-creatingsharedvalue.pdf
http://en.euabc.com/upload/rfConstitution_en.pdf
https://www.d-kart.de/en/blog/2020/05/11/ultra-vires/